/*
 * Copyright (c) 2009, Jeremy Sandell
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright notice,
 *       this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the author nor the names of its contributors
 *       may be used to endorse or promote products derived from this software
 *       without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <hl7/hl7segment.hpp>
#include <hl7/except.hpp>

namespace hl7 {
    hl7segment::hl7segment(const std::string &data,
                           const std::string &rsep,
                           const std::string &fsep,
                           const std::string &ssep) : hl7object(data,rsep,fsep,ssep)

    {}

    void hl7segment::push(const std::vector<std::string> &fields)
    {
        segment seg(fields);
        s.push_back(seg);
    }

    void hl7segment::push(const hl7segment &fields)
    {
        for(std::vector<segment>::const_iterator iter = fields.s.begin(); iter != fields.s.end(); iter++)
            s.push_back((*iter));
    }


    segment & hl7segment::operator[](const int idx)
    {
        /* Complain if idx is invalid. */
        if (idx < 0 || idx > int(s.size()))
            throw Exception("Index error");

        return s[idx];
    }

    int hl7segment::count(void)
    {
        return s.size();
    }

    std::ostream & operator<<(std::ostream &out, hl7segment &seg)
    {
        for(std::vector<segment>::iterator iter = seg.begin(); iter != seg.end(); iter++)
            out << (*iter) << seg.rs();

        return out;
    }
};
